Overview
The AD9684BBPZ-500, produced by Analog Devices Inc., is a dual, 14-bit, 500 MSPS (Mega Samples Per Second) analog-to-digital converter (ADC). This device is designed for sampling wide bandwidth analog signals and is optimized for wide input bandwidth, high sampling rate, excellent linearity, and low power consumption in a compact package. The AD9684 features an on-chip buffer and a sample-and-hold circuit, making it ideal for applications requiring high performance and low power.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14-bit | |
| Sampling Rate | 500 MSPS | |
| Signal-to-Noise Ratio (SNR) | 68.6 dBFS at 170 MHz fIN | |
| Spurious Free Dynamic Range (SFDR) | 85 dBc at 170 MHz fIN | |
| Effective Number of Bits (ENOB) | 10.9 bits at 170 MHz fIN | |
| Differential Nonlinearity (DNL) | ±0.5 LSB | |
| Integral Nonlinearity (INL) | ±2.5 LSB | |
| Noise Density | -153 dBFS/Hz at 500 MSPS | |
| Supply Voltage | 1.25V, 2.50V, and 3.3V | |
| Package Type | 196-Ball BGA (12mm x 12mm x 1.38mm w/ EP) | |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- LVDS digital outputs
- Internal analog-to-digital converter (ADC) voltage reference
- No missing codes
- Buffered inputs with programmable input termination
- Four integrated wideband decimation filters and NCO blocks supporting multiband receivers
- Flexible SPI controls for various product features and functions
- Programmable fast overrange detection and signal monitoring
- Synchronization capability via SYNC± input
- Low power consumption: 1.1 W total power per channel at 500 MSPS (default settings)
Applications
- Communications systems
- Diversity multi-band, multi-mode digital receivers (3G/4G, TD-SCDMA, WCDMA, MC-GSM, LTE)
Q & A
- What is the resolution and sampling rate of the AD9684BBPZ-500? The AD9684BBPZ-500 is a 14-bit ADC with a sampling rate of 500 MSPS.
- What is the SNR and SFDR of the AD9684BBPZ-500 at 170 MHz input frequency? The SNR is 68.6 dBFS, and the SFDR is 85 dBc at 170 MHz input frequency.
- What is the power consumption of the AD9684BBPZ-500 per channel at 500 MSPS? The power consumption is 1.1 W per channel at 500 MSPS (default settings).
- What types of supply voltages does the AD9684BBPZ-500 support? The device supports 1.25V, 2.50V, and 3.3V supply voltages.
- What is the package type and size of the AD9684BBPZ-500? The device is packaged in a 196-Ball BGA with dimensions of 12mm x 12mm x 1.38mm w/ EP.
- What is the operating temperature range of the AD9684BBPZ-500? The operating temperature range is -40°C to +85°C.
- Does the AD9684BBPZ-500 have integrated decimation filters and NCO blocks? Yes, it has four integrated wideband decimation filters and NCO blocks.
- How can the AD9684BBPZ-500 be controlled and configured? The device can be controlled and configured using a flexible SPI interface.
- Can the AD9684BBPZ-500 be synchronized with other devices? Yes, it has a SYNC± input for synchronization.
- What software tools are available for evaluating the AD9684BBPZ-500? The AD9684-500EBZ evaluation board and software tools like Visual Analog and SPIController are available for evaluation and configuration.
